<!DOCTYPE html>
<html>
<head>
	<meta http-equiv="Content-Type" content="text/html">
	<meta charset="utf-8" />
	<meta http-equiv="X-UA-Compatible" content="IE=edge" />
	<meta name="viewport" content="width=device-width,initial-scale=1,minimum-scale=1,maximum-scale=1,user-scalable=no" />
	<title></title>
</head>
<body erke-hide>
</body>
<script>
/**
 * @param {number[]} nums
 * @return {boolean}
 */
var checkPossibility = function(nums) {
    var count=0;
    for(var i=0;i<nums.length-1;i++){
    	if(nums[i]>nums[i+1]){
    		count++;
    		if((i>0&&nums[i+1]<nums[i-1])&&(i<nums.length-2&&nums[i+2]<nums[i])){
    			console.log(nums[i]);
    			console.log(false);
    			return false;
    		};
    	};
    };
    console.log(count);
    return count<=1;
};
var res=new checkPossibility([2,3,3,2,4]);
</script>
</html>